Home / 1,333,712.44-1,840,528.04-721,873.22

Finding the Fourth Proportional to 1,333,712.44, 1,840,528.04 and 721,873.22

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Solution

The fourth proportional to 1,333,712.44, 1,840,528.04 and 721,873.22 is: 996,187.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,712.44 : 1,840,528.04 = 721,873.22 : x
  2. Step 2: Convert to fraction form
    1,333,712.44/1,840,528.04 = 721,873.22/x
  3. Step 3: Cross multiply
    1,333,712.44x = 1,840,528.04 × 721,873.22
  4. Step 4: Simplify right side
    1,333,712.44x = 1,328,627,903,727.04
  5. Step 5: Solve for x
    x = 1,328,627,903,727.04/1,333,712.44
  6. Step 6: Final answer
    x = 996,187.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.